<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <title>倒计时载入页面</title>
    <META HTTP-EQUIV="REFRESH" CONTENT="11; URL=http://www.wangxios.com">
    <script language="JavaScript">
//获取当前时间
 startday = new Date();
 clockStart = startday.getTime();

 function initStopwatch()
 {
  var myTime = new Date();
         var timeNow = myTime.getTime();
         var timeDiff = timeNow - clockStart; //获取间隔时间
         this.diffSecs = timeDiff/1000;       //因为时间以毫秒为单位
         return(this.diffSecs);               //返回间隔秒数
 }
  function getSecs()
 {
         var mySecs = initStopwatch();
         var mySecs1 = ""+mySecs;
         //以倒计时方式显示时间
         mySecs1= 10 - eval(mySecs1.substring(0,mySecs1.indexOf("."))) + "秒";
         document.form1.timespent.value = mySecs1;
         window.setTimeout('getSecs()',1000);
 }
 </script>
</head>
<body bgcolor="#ffffff" onLoad="window.setTimeout('getSecs()',1)">
  <center>
 10秒后将加载页面:
 <form name=form1><input size=9 name=timespent></form>
 </center>
</body>
</html>
